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MAD RIVER INVESTORS

Business and Investment Profile

The MAD RIVER INVESTORS is a privately held investment adviser that advises $403.53mn in regulatory assets under management held in 1 SEC fund types across 1 investment strategies. MAD RIVER INVESTORS is a Retail Wealth A retail wealth manager is a manager whose >=75% of total assets under management are managed for individual investors through retail advisory or brokerage channels. Manager. Assets increased by 47.83% over the last 5-years.

Regulatory Profile

The Group has been registered with the SEC for 22.29 years and is comprised of 1 filing and 0 relying advisers. They operate out of 2 office locations with their Headquarters at 84 STATE STREET, SUITE 1060, BOSTON, MASSACHUSETTS. The Group has not been subject to regulatory enforcement actions. They are regulated by 2 US and Non-US bodies.

Employee Profile

They have 6 employees comprised of 2 investment and 4 non-investment staff. The total number of Employees increased by 50% over the last 5-years.

Asset Profile

Their $403.53mn in assets advised are owned by 2 private funds, 0 public funds and BDCs and 10 other accounts. Assets of High Net Worth Individuals clients own $269.21mn or 66.71% of Total Assets and Pooled Investment Vehicles (Not IC or BDC) own $69.71mn or 17.27% of Total Assets.

Investment Strategy Profile

The Group's top investment strategies include Fund of Funds, representing 100% of total assets, respectively.

Client Profile

They advise 5 types of clients, top clients are High Net Worth Individuals and Pooled Investment Vehicles (Not IC or BDC).

Service Provider Profile

The Group uses 1 Fund Administrators, 1 Fund Auditors, 0 Prime Brokers, 3 Custodians and 0 Marketers. It does not report a third-party Fund Administrator in 0 private funds with $0 in assets.

Fee Profile

The Group discloses management fees and performance-based fees.

Sub-Advisers

MAD RIVER INVESTORS names 0 sub-advisers to 0 different funds advised by the group. The Group has been named as the sub-adviser to 0 funds.

Full profile: MAD RIVER INVESTORS

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Keywords: MAD River Investors, Mrm-horizon Advisors, MAD, River
Generated 2026-09-12T06:50:53.1075123.  © 2026 Convergence.